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NEW PROCESS SCREW CORP
Original Assignee
NEW PROCESS SCREW CORP
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Filing date
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Application filed by NEW PROCESS SCREW CORPfiledCriticalNEW PROCESS SCREW CORP
Application grantedgrantedCritical
Publication of FR951312ApublicationCriticalpatent/FR951312A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
B21H3/00—Making helical bodies or bodies having parts of helical shape
B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
B21H3/06—Making by means of profiled members other than rolls, e.g. reciprocating flat dies or jaws, moved longitudinally or curvilinearly with respect to each other
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR951312D1939-08-171947-08-05Perfectionnements apportés aux procédés et aux dispositifs pour fabriquer des vis
ExpiredFR951312A
(fr)